return {
	"akinsho/toggleterm.nvim",
	version = "*",
	cmd = "ToggleTerm",
	opts = {
		-- size can be a number or function which is passed the current terminal
		size = function(term)
			if term.direction == "horizontal" then
				return vim.o.lines * 0.5
			elseif term.direction == "vertical" then
				return vim.o.columns * 0.4
			end
		end,
		open_mapping = [[<c-\>]],
		-- on_create = fun(t: Terminal), -- function to run when the terminal is first created
		-- on_open = fun(t: Terminal), -- function to run when the terminal opens
		-- on_close = fun(t: Terminal), -- function to run when the terminal closes
		-- on_stdout = fun(t: Terminal, job: number, data: string[], name: string) -- callback for processing output on stdout
		-- on_stderr = fun(t: Terminal, job: number, data: string[], name: string) -- callback for processing output on stderr
		-- on_exit = fun(t: Terminal, job: number, exit_code: number, name: string) -- function to run when terminal process exits
		hide_numbers = true, -- hide the number column in toggleterm buffers
		shade_filetypes = {},
		autochdir = false, -- when neovim changes it current directory the terminal will change it's own when next it's opened
		highlights = {
			-- highlights which map to a highlight group name and a table of it's values
			-- NOTE: this is only a subset of values, any group placed here will be set for the terminal window split
			Normal = {
				guibg = "None",
			},
			NormalFloat = {
				link = "None",
			},
			FloatBorder = {
				guifg = "None",
				guibg = "None",
			},
		},
		shade_terminals = true, -- NOTE: this option takes priority over highlights specified so if you specify Normal highlights you should set this to false
		shading_factor = "3", -- the degree by which to darken to terminal colour, default: 1 for dark backgrounds, 3 for light
		start_in_insert = false,
		insert_mappings = true, -- whether or not the open mapping applies in insert mode
		terminal_mappings = true, -- whether or not the open mapping applies in the opened terminals
		persist_size = true,
		persist_mode = true, -- if set to true (default) the previous terminal mode will be remembered
		direction = "float", --'vertical' | 'horizontal' | 'tab' | 'float',
		close_on_exit = true, -- close the terminal window when the process exits
		shell = vim.o.shell, -- change the default shell
		auto_scroll = true, -- automatically scroll to the bottom on terminal output
		-- This field is only relevant if direction is set to 'float'
		float_opts = {
			-- The border key is *almost* the same as 'nvim_open_win'
			-- see :h nvim_open_win for details on borders however
			-- the 'curved' border is a custom border type
			-- not natively supported but implemented in this plugin.
			border = "curved", --'single' | 'double' | 'shadow' | 'curved' | ... other options supported by win open
			-- like `size`, width and height can be a number or function which is passed the current terminal
			width = function(term)
				return math.floor(vim.o.columns * 0.9)
			end,
			height = function(term)
				return math.floor(vim.o.lines * 0.9)
			end,
			winblend = 0,
		},
		winbar = {
			enabled = true,
			name_formatter = function(term) --  term: Terminal
				return term.name
			end,
		},
	},
}
